CeramicSpeed OSPW X Pulley Wheel System Shimano XT/XTR 1x12 - Alloy Pulley Carbon Cage BLK MFPN=00.4318.002.019 It combines a lightweight upper

It combines a lightweight upper guide and a durable bashguard mated to a carbon fiber backplate

Nipples sold separately Spoke Profile Straight Gauge Color Black Length 315 Spoke Interface J-Bend Defined Color Black Quantity Box Of 100

Features reversible ratcheting head and speed sleeve bit holder

Salt Everest rear wheel

Shaping on the bottom side of the wing allows housing to be taped out of the way

CeramicSpeed OSPW X Pulley Wheel System Shimano XT/XTR 1x12 - Alloy Pulley Carbon Cage BLK MFPN=00.4318.002.019 It combines a lightweight upperThe CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features a 14 tooth upper and 18 tooth lower aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur Robust cage crafted from polyamide and carbon fiber for durability and light weight Compact cage design